Justice minister Helen Grant told the Today programme that tribunal fees could be "looked at again" if they proved unjust or unfair.
It's important to remember too that these are new fees we have committed that we will monitor the impact very, very carefully on women and other individuals with protected characteristics to ensure that justice and fairness is done.
And if it is not done of course we will look at it again.
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Officials from the train drivers' union Aslef will meet managers from Southern Railway, whilst the RMT will meet separately with Acas.
Last week the organisation wrote on Twitter: "If Obama grants Manning clemency Assange will agree to US extradition".